Yazar
Virginia Agricultural Experiment Station
21 cilt bulundu.
Virginia Agricultural Experiment Station. · Yayınevi bilinmiyor
300 sayfa · 1943
Rural Sociology / Social conditions / Sociology, Rural
D. Upton Livermore, Virginia Agricultural Experiment Station · Yayınevi bilinmiyor
Sayfa sayısı yok · 1960
Peanuts
Virginia. Agricultural Experiment Station, Blacksburg. Dept. of Agricultural Economics · Yayınevi bilinmiyor
36 sayfa · 1966
Agriculture / Economic aspects / Economic aspects of Agriculture / Virginia
West Virginia University. Agricultural and Forestry Experiment Station. · West Virginia University, Agricultural and Forestry Experiment Station
51 sayfa · 1979
Global radiation
Homer King Rowley, West Virginia University. Agricultural Experiment Station · Agricultural Experiment Station, College of Agriculture, West Virginia University
35 sayfa · 1931
Weeds / Control
Charles Frederick Millspaugh, West Virginia University. Agricultural Experiment Station · Moses W. Donnally
121 sayfa · 1891
Plants / Trees
United States. Soil Conservation Service, Virginia Agricultural Experiment Station · U.S. G.P.O.
103 sayfa · 1963
Soils / Maps / Soil surveys
Leon H. Leonian, West Virginia University. Agricultural Experiment Station · West Virginia University
498 sayfa · 1925
Phytophthora
W. L. Gibson, Frank D. Hansing, Virginia Agricultural Experiment Station · Virginia Polytechnic Institute
35 sayfa · 1951
Father-son farm operating agreements
James H. Petro, United States. Soil Conservation Service, Virginia Agricultural Experiment Station · U.S. Govt. Print. Off.
231 sayfa · 1956
Soil surveys / Soils / Maps
Elvin Francis Henry, United States. Soil Conservation Service, Virginia Agricultural Experiment Station · U.S. Govt. Print. Off.
57 sayfa · 1958
Soil surveys / Soils
H. C. Porter, United States. Soil Conservation Service, Virginia Agricultural Experiment Station · U.S. Govt. Print. Off.
178 sayfa · 1958
Soil surveys / Soils
H. C. Porter, United States. Soil Conservation Service, Virginia Agricultural Experiment Station · U.S. Govt. Print. Off.
164 sayfa · 1954
Soil surveys / Soils
R. C. Jurney, Elvin Francis Henry, United States. Soil Conservation Service, Virginia Agricultural Experiment Station · U.S. Govt. Print. Off.
116 sayfa · 1956
Soil surveys / Soils / Maps
Elvin Francis Henry, United States. Soil Conservation Service, Virginia Agricultural Experiment Station, Tennessee Valley Authority · The Service
182 sayfa · 1953
Soils / Maps / Soil surveys
B. H. Williams, H. M. Fridley, United States. Bureau of Chemistry and Soils, West Virginia Geological and Economic Survey, West Virginia University. Agricultural Experiment Station · U.S. Dept. of Agriculture, Bureau of Chemistry and Soils
48 sayfa · 1938
Soils / Soil surveys
Albert P. Brodell, Charles Ellsworth Gage, Dana G. Card, Frank B. Wilkinson, Hugh W. Taylor, J. B. Hutson, J. Barnard Gibbs, , · Yayınevi bilinmiyor